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V378 Normae

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Star in the constellation Norma
V378 Normae

A light curve for V378 Normae, plotted from Hipparcos data
Observation data
Epoch J2000.0      Equinox J2000.0 (ICRS)
Constellation Norma
Right ascension 16 29 45.2207
Declination −57° 45′ 22.767″
Apparent magnitude (V) 6.21 - 6.23
Characteristics
Spectral type G8Ib
Variable type Cepheid
Astrometry
Radial velocity (Rv)5.93±0.15 km/s
Proper motion (μ) RA: −1.666 mas/yr
Dec.: −2.559 mas/yr
Parallax (π)1.0264 ± 0.0349 mas
Distance3,200 ± 100 ly
(970 ± 30 pc)
Absolute magnitude (MV)−0.078
Details
Mass3.43 M☉
Radius115 R☉
Luminosity4,214 L☉
Surface gravity (log g)0.72 cgs
Temperature4,335 K
Metallicity −0.25 dex
Other designations
V378 Normae, CD−57°6417, HD 148218, HIP 80788, HR 6120
Database references
SIMBADdata

V378 Normae (also known as HR 6120) is a supergiant star in the constellation Norma. It is a likely Cepheid variable with a range of 6.21 to 6.23 and a period of 3.5850 days. It is very faintly visible to the naked eye under excellent observing conditions.

References

  1. "Hipparcos Tools Interactive Data Access". Hipparcos. ESA. Archived from the original on 26 July 2023. Retrieved 8 December 2021.
  2. ^ Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
  3. ^ Watson, Christopher (4 January 2010). "V378 Normae". AAVSO Website. American Association of Variable Star Observers. Archived from the original on 15 April 2015. Retrieved 12 April 2015.
  4. "V378 Normae, HD148218, HIP80788". Universe Guide. 25 January 2015. Retrieved 12 February 2019.
  5. Gontcharov, G. A. (2011). "The red giant branch in the Tycho-2 catalogue". Astronomy Letters. 37 (10): 707–717. arXiv:1607.00557. Bibcode:2011AstL...37..707G. doi:10.1134/S1063773711090040. S2CID 119272127.
  6. ^ Anders, F.; Khalatyan, A.; Chiappini, C.; Queiroz, A. B.; Santiago, B. X.; Jordi, C.; Girardi, L.; Brown, A. G. A.; Matijevic, G.; Monari, G.; Cantat-Gaudin, T. (2019-08-01). "Photo-astrometric distances, extinctions, and astrophysical parameters for Gaia DR2 stars brighter than G = 18". Astronomy and Astrophysics. 628: A94. arXiv:1904.11302. Bibcode:2019A&A...628A..94A. doi:10.1051/0004-6361/201935765. ISSN 0004-6361.
  7. ^ Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
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